1.5″ Black Lava Rock Black Lava 1.5" Black Lava 1.5" $85.00 / yd³ Size: 1.5″ Delivery fees not included. 1.5" Black Lava Rock quantity Add to cart Categories: Decorative Rock, Lava Rock Related products Rio Cobble $89.00 / yd³ Shire Crushed/Cobble Mix $79.00 / yd³ *New!* Rainbow Canyon $85.00 / yd³ Tuscan Crushed $65.00 / yd³